Parking brake system

B - Operations – Transporting – 60 – T

Patent

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Details

B60T 13/68 (2006.01) B60T 17/04 (2006.01)

Patent

CA 2737188

The invention relates to a parking brake system for a vehicle, comprising an at least partially bistable valve unit to generate a control pressure for controlling at least one function of the parking brake system, and a relay valve which receives the control pressure from the valve unit and either pressurizes or bleeds at least one spring--loaded cylinder according to the control pressure. According to the invention, the valve unit is integrated into a first module integrated into a compressed air production system, and the relay valve is arranged in a second module which is arranged at a distance from the first module and the compressed air production system.

L'invention concerne un système de freinage de stationnement (10) destiné à un véhicule (12) et comprenant un système de valve (14), à réalisation au moins partiellement bistable, pour la génération d'une pression de commande pour la commande pilote d'au moins une fonction du système de freinage de stationnement (10), ainsi qu'une valve relais (16) qui reçoit la pression de commande du système de valve (14) et amène de l'air ou évacue de l'air dans au moins un cylindre à ressort (18) en fonction de la pression de commande. Selon l'invention, le système de valve (24) est intégré dans un premier module (20) intégré dans une installation de traitement d'air comprimé (24) et la valve relais (16) est placée dans un deuxième module (22) qui est situé à distance du premier module (20) et de l'installation de traitement d'air comprimé (24).

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